<div class="refentry" lang="en" xml:lang="en"><a id="glMatrixMode"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glMatrixMode — specify which matrix is the current matrix</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table class="funcprototype-table"><tr><td><code class="funcdef">void <b class="fsfunc">glMatrixMode</b>(</code></td><td>GLenum <var class="pdparam">mode</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term">
                    <em class="parameter"><code>mode</code></em>
                </span></dt><dd><p>
                    Specifies which matrix stack is the target for
                    subsequent matrix operations.
                    These values are accepted:
                    <code class="constant">GL_MODELVIEW</code>,
                    <code class="constant">GL_PROJECTION</code>,<span> and</span>
                    <code class="constant">GL_TEXTURE</code><span>.</span>

                    The initial value is <code class="constant">GL_MODELVIEW</code>.
                    </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
        <code class="function">glMatrixMode</code> sets the current matrix mode.
        <em class="parameter"><code>mode</code></em> can assume one of these values:
        </p><div class="variablelist"><dl><dt><span class="term">
                    <code class="constant">GL_MODELVIEW</code>
                </span></dt><dd><p>Applies subsequent matrix operations to the
                    modelview matrix stack.</p></dd><dt><span class="term">
                    <code class="constant">GL_PROJECTION</code>
                </span></dt><dd><p>Applies subsequent matrix operations to the
                    projection matrix stack.</p></dd><dt><span class="term">
                    <code class="constant">GL_TEXTURE</code>
                </span></dt><dd><p>Applies subsequent matrix operations to the texture
                    matrix stack.</p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p><code class="constant">GL_INVALID_ENUM</code> is generated if
        <em class="parameter"><code>mode</code></em> is not an accepted value.</p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p>
            <a class="citerefentry" href="glGet"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_MATRIX_MODE</code>
        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>

        <a class="citerefentry" href="glLoadMatrix"><span class="citerefentry"><span class="refentrytitle">glLoadMatrix</span></span></a>,


        <a class="citerefentry" href="glMultMatrix"><span class="citerefentry"><span class="refentrytitle">glMultMatrix</span></span></a>,
        <a class="citerefentry" href="glPushMatrix"><span class="citerefentry"><span class="refentrytitle">glPushMatrix</span></span></a>

        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="copyright"></a><h2>Copyright</h2><p>
            Copyright © 2003-2004
            Silicon Graphics, Inc. This document is licensed under the SGI
            Free Software B License. For details, see
            <a class="ulink" href="https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/" target="_top">https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/</a>.
        </p></div></div>
